Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.915 5.379/6.144 5.831 ± 0.5023
ea02 1342 1342/1342 1342 ± 0.00002208 6.027 5.556/6.649 6.117 ± 0.5822
ea05 1342 1342/1342 1342 ± 0.000003026 6.018 5.369/6.522 5.898 ± 0.6268
ea06 1342 1342/1342 1342 ± 0.000001618 4.835 4.721/5.21 4.956 ± 0.2993
ea07 1342 1342/1342 1342 ± 0.000008281 5.831 5.413/5.993 5.797 ± 0.4567
ea08 1342 1342/1342 1342 ± 0.000002523 6.085 5.764/6.897 6.299 ± 0.61
ea09 1342 1342/1342 1342 ± 0.000001129 5.552 5.071/5.982 5.564 ± 0.5027
ea10 1342 1342/1342 1342 ± 0.00000891 5.751 5.324/6.66 5.949 ± 0.647
ea11 1342 1342/1342 1342 ± 0.000003026 5.946 5.402/6.485 6.028 ± 0.5851
ea12 1342 1342/1342 1342 ± 0.000002557 6.02 5.43/6.483 6.033 ± 0.6167
ea13 1342 1342/1342 1342 ± 0.000001142 6.384 5.842/6.504 6.267 ± 0.485
ea14 1342 1342/1342 1342 ± 0.000001597 6.09 5.413/6.651 6.048 ± 0.6825
ea15 1342 1342/1342 1342 ± 0.000001995 5.861 5.308/6.296 5.898 ± 0.6398
ea16 1342 1342/1342 1342 ± 0 5.28 5.15/5.481 5.241 ± 0.2554
ea17 1342 1342/1342 1342 ± 0.000002523 6.181 5.709/6.84 6.305 ± 0.5976
ea18 1342 1342/1342 1342 ± 0.000002833 5.297 4.916/5.808 5.331 ± 0.5236
ea19 1342 1342/1342 1342 ± 0 6.219 5.57/6.738 6.158 ± 0.6145
ea20 1342 1342/1342 1342 ± 0.000001175 6.406 5.866/6.776 6.391 ± 0.5958
ea21 1342 1342/1342 1342 ± 0.000001129 5.723 5.454/6.37 5.901 ± 0.5585
ea22 1342 1342/1342 1342 ± 0.000001639 5.995 5.478/6.496 5.953 ± 0.5944
ea23 1342 1342/1342 1342 ± 0.000002284 5.958 5.543/6.634 6.115 ± 0.6697
ea25 1342 1342/1342 1342 ± 0 5.467 5.363/5.579 5.444 ± 0.1733
ea26 1342 1342/1342 1342 ± 0.000001617 6.047 5.642/6.614 6.097 ± 0.5307
ea27 1342 1342/1342 1342 ± 0.00004036 5.776 5.522/6.469 5.943 ± 0.556
ea28 1342 1342/1342 1342 ± 0.000002764 5.868 5.545/6.62 6.088 ± 0.6239
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002413 5.536 5.283/5.691 5.466 ± 0.3098
4 1342 1342/1342 1342 ± 0.00002534 5.306 5.103/5.539 5.294 ± 0.3617
5 1342 1342/1342 1342 ± 0.00002413 5.482 5.326/5.535 5.43 ± 0.2962
6 1342 1342/1342 1342 ± 0.00002413 5.421 5.295/5.55 5.41 ± 0.2816
7 1342 1342/1342 1342 ± 0.00002413 5.427 5.277/5.593 5.419 ± 0.2522
8 1342 1342/1342 1342 ± 0.00002413 5.469 5.213/5.57 5.39 ± 0.2951
9 1342 1342/1342 1342 ± 0.00002413 5.784 5.553/5.942 5.679 ± 0.3367
10 1342 1342/1342 1342 ± 0.0000251 6.203 5.921/6.291 6.093 ± 0.3459
11 1342 1342/1342 1342 ± 0.0000251 6.449 6.261/6.527 6.32 ± 0.3745
12 1342 1342/1342 1342 ± 0.0000251 6.537 6.241/6.657 6.451 ± 0.3873
13 1342 1342/1342 1342 ± 0.0000251 6.927 6.755/7.145 6.862 ± 0.4046
14 1342 1342/1342 1342 ± 0.0000251 7.144 6.903/7.267 7.021 ± 0.4495
15 1342 1342/1342 1342 ± 0.00002622 6.665 6.438/6.812 6.543 ± 0.4221
16 1342 1342/1342 1342 ± 0.00003426 6.023 5.761/6.238 5.971 ± 0.3691
17 1342 1342/1342 1342 ± 0.00003447 6.011 5.772/6.259 5.961 ± 0.3561
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
Start time
2024-05-01 08:01:45.956
End
2024-05-01 09:06:46.949
Duration
1:05:00.993
Note, WebLog generation is not included in the time.

CASA logs for stage 7